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Threeway Steel Co., Ltd

E-mail: sales@srtsteelpipe.com

Address: 22nd Floor, Royal Wing Tower, Long Champ International Building, No.9 Xiangfu Road, Changsha, Hunan, China, PC: 410116

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Causes of slag inclusion in straight seam steel pipe and cutting method

Causes of slag inclusion in straight seam steel pipe and cutting method

Keywords :Causes of slag inclusion in straight seam steel pipe and cutting method        Update : 2023-01-10        View(s) : 662

Welded steel pipe slag inclusions are slag that remains inside the weld. From a theoretical analysis, the main reasons for the slag inclusion in the submerged arc automatic welding seam are as follows: ①There are many inclusions in the raw materials (including base metal, welding wire, and flux); ②T...

What are the details of thick-walled steel pipes before use

What are the details of thick-walled steel pipes before use

Keywords :What are the details of thick-walled steel pipes before use        Update : 2023-01-06        View(s) : 608

The welding method of thick-walled steel pipes should be selected according to the material and wall thickness of thick-walled steel pipes. Because different welding methods have different arc heat and arc force, different welding methods have different characteristics. For example, tungsten arc...

Tips to identify fake and inferior steel pipes

Tips to identify fake and inferior steel pipes

Keywords :Tips to identify fake and inferior steel pipes        Update : 2023-01-04        View(s) : 533

Shoddy steel pipes are prone to folding. Folding is a variety of fold lines formed on the surface of the steel pipe, and this defect often runs through the longitudinal direction of the entire product. The reason for the folds is that the counterfeit and inferior manufacturers pursue high effici...

What problems should be paid attention to when welding galvanized steel pipes

What problems should be paid attention to when welding galvanized steel pipes

Keywords :What problems should be paid attention to when welding galvanized steel pipes        Update : 2022-12-30        View(s) : 1

1. The premise is to polish the galvanized steel pipe The galvanized layer at the weld must be polished off, otherwise, bubbles, trachoma, false welding, etc. will occur. It will also make the weld brittle and reduce rigidity. 2. The welding characteristics of galvanized steel Galvanize...

What problems should be paid attention to when connecting galvanized steel pipes

What problems should be paid attention to when connecting galvanized steel pipes

Keywords :What problems should be paid attention to when connecting galvanized steel pipes        Update : 2022-12-28        View(s) : 588

The specification of the connection method of galvanized steel pipe depends on the type of connection method. Generally, there are several types, such as flange connection, clamp groove connection, and welding. In the actual connection of galvanized steel pipes, welding is the most commonly used...

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